Key Technology:Dri-FIT and Therma-Fit Fabric, Key Features:Clean, modern fit and design., What's New and Improved:New fabric is 15% warmer and has 40% less wind chill than prior KO fabric. Updated design lines feature raglan sleeves, scuba hood, and sleek "infinity" front pocket. , Who is this for/Type of Workout:Versatile performance for any workout , Fit and Feel:Clean, modern fit and design.